6358085389 has 2 divisors, whose sum is σ = 6358085390. Its totient is φ = 6358085388.

The previous prime is 6358085359. The next prime is 6358085407. The reversal of 6358085389 is 9835808536.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5484587364 + 873498025 = 74058^2 + 29555^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6358085389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6358085359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3179042694 + 3179042695.

It is an arithmetic number, because the mean of its divisors is an integer number (3179042695).

Almost surely, 2^6358085389 is an apocalyptic number.

It is an amenable number.

6358085389 is a deficient number, since it is larger than the sum of its proper divisors (1).

6358085389 is an equidigital number, since it uses as much as digits as its factorization.

6358085389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6220800, while the sum is 55.

The square root of 6358085389 is about 79737.6033562585. The cubic root of 6358085389 is about 1852.5735197744.

The spelling of 6358085389 in words is "six billion, three hundred fifty-eight million, eighty-five thousand, three hundred eighty-nine".